unproven

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

While the idea was influential, it remained unproven because carbenes were known to be too unstable, especially in water, to capture or study.

From Science Daily • Apr. 11, 2026

And during oral arguments in January, both the liberal and conservative flanks of the court expressed doubts in the government’s claim that Trump could oust Cook on the basis of an unproven allegation.

From Slate • Mar. 19, 2026

For now, the government says it will tighten up the vetting process in appointments like this and Lord Mandelson lets it be known that the prime minister's central charge against him remains unproven.

From BBC • Mar. 11, 2026

At the event he gave sweeping, unsubstantiated advice on autism, such as insisting that pregnant women should "tough it out" and avoid Tylenol over an unproven link to autism -- statements slammed by scientists.

From Barron's • Mar. 10, 2026

Dr. D. W. Bliss was one who thought that germ theory was unproven.

From "Ambushed!" by Gail Jarrow